CAUTION —Many goods of iuferior work[unship having been sold abroad, u of my manufacture, 1 wish to make it known
... and Navy. The advantages of this Patent are :- 1. All the Tones and Semitones produced by the Lever are asierfeet as the Natural Notes on the Instrument. 2. The intervals in the DIATONIC and CHROMATIC SCALES are perfect, the compass greater, and the most ...